000 00691nas##2200229za#4500
0019.509272
003CaOODSP
00520200325103235
007ta
008150406c1997||||xxc|| m #||||f|   |0eng|d
040 |aCaOODSP|beng
041 |aeng
041 |afre
043 |an-cn---
0861 |aEn49-1
1101 |aCanada. |bEnvironment Canada. |bEnvironmental Protection Service.
24510|aEnvironmental Protection series
260 |aOttawa - Ontario : |bEnvironment Canada.
500 |aCanadian cataloguing in publication data printed in these publications.
546 |aBilingual
563 |aSpiral binding
792 |tSérie de la Protection de l'environnement |w(CaOODSP)9.509273